Home / 99,260,496.90-148,895,410.95-31,105,412.10

Finding the Fourth Proportional to 99,260,496.90, 148,895,410.95 and 31,105,412.10

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Solution

The fourth proportional to 99,260,496.90, 148,895,410.95 and 31,105,412.10 is: 46,659,580.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,260,496.90 : 148,895,410.95 = 31,105,412.10 : x
  2. Step 2: Convert to fraction form
    99,260,496.90/148,895,410.95 = 31,105,412.10/x
  3. Step 3: Cross multiply
    99,260,496.90x = 148,895,410.95 × 31,105,412.10
  4. Step 4: Simplify right side
    99,260,496.90x = 4,631,453,117,398,602
  5. Step 5: Solve for x
    x = 4,631,453,117,398,602/99,260,496.90
  6. Step 6: Final answer
    x = 46,659,580.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.